 
        
        Salary: £50,000 - 80,000 per year Requirements:
 * I am looking for candidates with proven expertise in full-stack development, focusing on Python for backend development and React for frontend. You should possess in-depth knowledge of Large Language Models (LLMs), Retrieval-Augmented Generation (RAG), and related AI/ML concepts. A demonstrated ability to design scalable, reliable, and maintainable software solutions is essential. We value strong team collaboration skills along with a proactive approach to problem-solving. Experience with LangChain, AI model deployment, and optimization strategies is also necessary. Additionally, familiarity with Node.js, Docker, and cloud platforms like Amazon Web Services (AWS) or Azure is expected.
Responsibilities:
 * As a Senior Python Developer, you will be responsible for designing, developing, and maintaining scalable backend services using Python. You will integrate these services with LLMs, agents, and document processing frameworks to create robust solutions. Building intuitive and responsive frontend interfaces using React will also be a key part of your role to ensure a seamless user experience. You will collaborate closely with cross-functional teams to design and implement AI-powered applications and solutions that align with business needs. Your contributions will enhance the scalability and efficiency of our Document Understanding product, while keeping you updated on emerging AI technologies.
Technologies:
 * AI
 * AWS
 * Azure
 * Backend
 * Cloud
 * Docker
 * Frontend
 * Python
 * React
 * Web
 * NodeJS
More:
This position is a 3-month remote contract, with the possibility of extension and occasional travel to London as required. We offer a highly competitive day rate through an Umbrella company for suitable candidates. If you feel you have the required skills and experience, I encourage you to express your interest in this opportunity. We will review all applications promptly, and while we aim to contact successful applicants as soon as possible, we also welcome ongoing applications for future opportunities.
At Pontoon, we are committed to creating an inclusive workplace that respects and values all individuals, regardless of their background. As part of our hiring process, we will conduct background screening checks on all new hires before employment begins.
last updated 44 week of 2025